2 //===----------------------------------------------------------------------===//
4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5 // See https://llvm.org/LICENSE.txt for license information.
6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
8 //===----------------------------------------------------------------------===//
10 #ifndef _LIBCPP_EXPERIMENTAL_UTILITY
11 #define _LIBCPP_EXPERIMENTAL_UTILITY
14 experimental/utility synopsis
18 #include <__cxx03/utility>
21 namespace experimental {
22 inline namespace fundamentals_v1 {
24 3.1.2, erased-type placeholder
25 struct erased_type { };
27 } // namespace fundamentals_v1
28 } // namespace experimental
33 #include <__cxx03/experimental/__config>
34 #include <__cxx03/utility>
36 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
37 # pragma GCC system_header
40 _LIBCPP_BEGIN_NAMESPACE_LFTS
42 struct _LIBCPP_TEMPLATE_VIS erased_type {};
44 _LIBCPP_END_NAMESPACE_LFTS
46 #endif /* _LIBCPP_EXPERIMENTAL_UTILITY */